Home / 2,776.30-4,166.16-1,295.26

Finding the Fourth Proportional to 2,776.30, 4,166.16 and 1,295.26

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Solution

The fourth proportional to 2,776.30, 4,166.16 and 1,295.26 is: 1,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.30 : 4,166.16 = 1,295.26 : x
  2. Step 2: Convert to fraction form
    2,776.30/4,166.16 = 1,295.26/x
  3. Step 3: Cross multiply
    2,776.30x = 4,166.16 × 1,295.26
  4. Step 4: Simplify right side
    2,776.30x = 5,396,260.40
  5. Step 5: Solve for x
    x = 5,396,260.40/2,776.30
  6. Step 6: Final answer
    x = 1,943.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.